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How to Fix Fix Windows Error 0x80070048 — Invalid Network Response on Windows

Getting Windows error code 0x80070048? ERROR_INVALID_NETWORK_RESPONSE during network operations? Fix error 0x80070048 with step-by-step solutions.

Symptoms

You might be experiencing this problem if you notice:

  • •Error 0x80070048 when accessing network shares
  • •File transfers over network fail with this error
  • •VPN connections drop with error 0x80070048
  • •Remote desktop sessions disconnect with this code
  • •Network printer jobs fail with invalid response error
  • •Cloud sync services report 0x80070048 failures

Common Causes

  • ⚠Corrupted network packets causing invalid responses
  • ⚠Firewall or security software intercepting network traffic
  • ⚠Outdated or incompatible network adapter drivers
  • ⚠SMB protocol version mismatch between client and server
  • ⚠DNS resolution returning incorrect or stale results
  • ⚠Network infrastructure issues causing malformed packets

Solutions

Solution 1: Reset Network Configuration

  1. 1Open Command Prompt as Administrator
  2. 2netsh winsock reset
  3. 3netsh int ip reset
  4. 4ipconfig /flushdns
  5. 5ipconfig /release
  6. 6ipconfig /renew
  7. 7Restart your PC
  8. 8Test network connectivity after restart

Solution 2: Update Network Adapter Drivers

  1. 1Open Device Manager:
  2. 2Win+X → Device Manager
  3. 3Expand "Network adapters"
  4. 4Right-click your network adapter → Update driver
  5. 5Select "Search automatically for drivers"
  6. 6If no update found, visit manufacturer website
  7. 7Download and install latest driver
  8. 8Restart PC after installation

Solution 3: Configure SMB Protocol Settings

  1. 1Open PowerShell as Administrator
  2. 2Check current SMB settings:
  3. 3Get-SmbServerConfiguration | Select EnableSMB1Protocol, EnableSMB2Protocol
  4. 4Ensure SMB2 is enabled:
  5. 5Set-SmbServerConfiguration -EnableSMB2Protocol $true -Force
  6. 6Disable SMB1 if enabled (security risk):
  7. 7Set-SmbServerConfiguration -EnableSMB1Protocol $false -Force
  8. 8Restart the Server service:
  9. 9Restart-Service LanmanServer -Force
FIXES THIS IN 5 MINUTES

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